bad
gb/bˈæd/ us/bˈæd/
A1
อังกฤษ
~ 400
ความหมาย
0 ความหมาย
adjective
A1
property
1
Of poor quality or standard
Not good in quality or standard.
รูปแบบการใช้:
[something] is bad
ข้อผิดพลาดที่พบบ่อย:
Learners sometimes confuse 'bad' with 'badly' when describing verbs. Use 'bad' for nouns and 'badly' for actions.
คำพ้องความหมาย
poor (Similar meaning but slightly more formal and less emotionally loaded.)
คำตรงข้าม
good (Direct opposite in terms of quality or standard.)
คำที่ใช้ร่วมกัน
bad weather
|bad idea
|bad habit
|bad service
|bad luck
หัวข้อ
daily life
|evaluation
|core_vocabulary
ตัวอย่าง
- The food at that restaurant was really bad.
- He made a bad decision that cost the company money.
- We had bad weather all week.
- That movie had bad acting and a weak plot.
- This printer makes bad copies.
ตัวอย่างสำหรับผู้เรียน
- The coffee tastes bad.
- It is a bad photo.
- My phone has a bad battery.
- She has a bad job.
- This pen is bad.
adjective
A2
property
2
Harmful or dangerous
Causing harm or problems.
รูปแบบการใช้:
[something] is bad for [someone/something]
คำพ้องความหมาย
harmful (More formal and often used in scientific or health contexts.)
คำตรงข้าม
beneficial (Opposite in meaning, indicating something that helps or improves.)
คำที่ใช้ร่วมกัน
bad for your health
|bad influence
|bad effect
|bad for the environment
หัวข้อ
health
|safety
|core_vocabulary
ตัวอย่าง
- Smoking is bad for your health.
- Too much sugar is bad for your teeth.
- Lack of sleep is bad for concentration.
- Pollution is bad for the environment.
- This medicine can be bad for your stomach.
ตัวอย่างสำหรับผู้เรียน
- Sugar is bad for your teeth.
- Smoking is bad for you.
- Cold weather is bad for my skin.
- Not sleeping is bad for me.
- Fast food is bad for health.
adjective
A2
property
3
Morally wrong or evil
Not good or right in a moral way.
รูปแบบการใช้:
[someone] is a bad [person/thing]
คำพ้องความหมาย
immoral (More formal and specifically refers to breaking moral codes.)
คำตรงข้าม
good (In moral terms, meaning virtuous or ethical.)
คำที่ใช้ร่วมกัน
bad person
|bad behavior
|bad intentions
หัวข้อ
ethics
|behavior
|core_vocabulary
ตัวอย่าง
- He is a bad man who cheats people.
- It was a bad thing to lie to your friend.
- Stealing is a bad act.
- She has a bad reputation because she often breaks the law.
- That was a very bad choice morally.
ตัวอย่างสำหรับผู้เรียน
- He is a bad man.
- Stealing is bad.
- It is bad to lie.
- She did a bad thing.
- They are bad people.
adjective
informal
A2
property
4
Very unpleasant or severe
Very unpleasant or serious.
รูปแบบการใช้:
[someone] has a bad [pain/problem/situation]
คำพ้องความหมาย
terrible (Stronger emotional tone than 'bad'.)
คำตรงข้าม
mild (Opposite in degree when describing unpleasantness or severity.)
คำที่ใช้ร่วมกัน
bad headache
|bad day
|bad accident
หัวข้อ
emotions
|daily life
|core_vocabulary
ตัวอย่าง
- I have a bad headache today.
- They were in a bad car accident.
- We had a bad day at work.
- She caught a bad cold last week.
- There was a bad smell coming from the trash.
ตัวอย่างสำหรับผู้เรียน
- I have a bad cold.
- It was a bad day.
- He has a bad leg.
- There was a bad fire.
- She had a bad dream.
adjective
slang
B2
property
5
Impressive or excellent (slang)
Slang: very good or cool.
รูปแบบการใช้:
[someone/something] is bad
ข้อผิดพลาดที่พบบ่อย:
Learners may misunderstand slang 'bad' as the opposite of its standard meaning and get confused in context.
คำพ้องความหมาย
awesome (Informal term meaning impressive or excellent.)
คำตรงข้าม
lame (Slang term meaning unimpressive or uncool.)
คำที่ใช้ร่วมกัน
He's one bad guitarist
หัวข้อ
slang
|pop culture
|core_vocabulary
ตัวอย่าง
- That new car is really bad!
- She's one bad dancer—in the best way possible.
- Man, that concert was bad!
- You think you can beat me? I'm bad!
ตัวอย่างสำหรับผู้เรียน
- That song is so bad! (meaning good)
- He is a bad player. (meaning good)
ไวยากรณ์
รูปคำในพจนานุกรม
bad
IPA
GB/bˈæd/
US/bˈæd/
พยางค์และการเน้นเสียง
bad (1 พยางค์)
Stress on 1st syllable (bad)
รูปคำ
Adjective
- Base: bad
- Comparative: worse
- Superlative: worst
กลุ่มคำที่เกี่ยวข้อง
Forms
worse
adjective A2
worst
adjective
Core family
badly
adverb A2
Related words
badness
noun
Negative and opposite forms
good
adjective A1
จุดสำคัญด้านไวยากรณ์
- Irregular comparative: worse Adjective
- Irregular superlative: worst Adjective
วลีและสำนวน
go from bad to worse
1/ɡˈoʊ fɹˈʌm bˈæd tə wˈɚs/
idiom
Change from poor to worse condition
To become even worse than before.
ตัวอย่าง
- The situation went from bad to worse after the storm hit.
- Her health went from bad to worse.
in a bad mood
1/ˈɪn ə bˈæd mˈud/
fixed phrase
Feeling irritable or upset now
Feeling unhappy or angry right now.
ตัวอย่าง
- She's in a bad mood today.
- Don't talk to him—he's in a bad mood.
in the worst way (want something) / want something badly (informal variant)
1/ˈɪn ðə wˈɚst wˈeɪ wˈɔnt sˈʌmθɪŋ wˈɔnt sˈʌmθɪŋ bˈædli ɪnfˈɔɹməl vˈɛɹiənt/
fixed phrase
informal
Want something very much (informal)
To want something very much, informally said as 'want badly'.
ตัวอย่าง
- I want that job in the worst way.
- He wanted to win badly.
too bad
1/tˈu bˈæd/
fixed phrase
Expression of mild sympathy/regret
Used to say you are sorry something happened, but it cannot be changed.
ตัวอย่าง
- It's too bad you missed the party.
- Too bad we can't stay longer.
my bad
1/mˈaɪ bˈæd/
fixed phrase
informal
admitting a mistake
A casual way to say you made a mistake and you are sorry.
ตัวอย่าง
- Oops, I sent the wrong file—my bad!
- Oh, I forgot to call you—my bad!
- I forgot to call you back, my bad.
- My bad, I didn’t see your message.