英語

before

gb/bɪfˈɔɹ/ us/bɪfˈɔɹ/
A1 英語
~ 1600
語義
0件の語義
preposition A1 relation
1

Earlier than something in time

Happening earlier than a certain time or event.

用法パターン: before [time/event/action]
よくある間違い:
Learners sometimes confuse 'before' with 'ago'; 'before' compares two times, while 'ago' counts backwards from now.
類義語
prior to (More formal and less common in everyday speech.)
対義語
after (Refers to something happening later in time.)
コロケーション
before dawn |before the meeting |before lunch |before bedtime
テーマ
time |daily life |core_vocabulary
例文
  • We need to finish this before noon.
  • She called me before the party started.
  • I always stretch before running.
  • He left the office before the boss arrived.
学習者向け例文
  • I brush my teeth before bed.
  • Wash your hands before eating.
  • I drink coffee before work.
  • He studies before the exam.
conjunction A2 relation
2

Earlier than another event

Used to say one thing happens earlier than another thing.

用法パターン: [event] before [event]
よくある間違い:
Learners sometimes omit the subject after 'before' when it is required in formal writing.
類義語
prior to when (Less common and more formal phrasing.)
対義語
after (Used when one action happens later than another.)
コロケーション
check before you buy |think before you speak |wash before you cook
テーマ
time |daily life |communication
例文
  • Think carefully before you decide.
  • I had never seen her before I came here.
  • Turn off the lights before you leave.
  • He knocked before entering the room.
学習者向け例文
  • Wash your hands before you eat.
  • Look both ways before you cross the road.
  • Finish your homework before you play games.
  • Call me before you come.
adverb A2 relation
3

At an earlier time

At a time earlier than now or another time mentioned.

よくある間違い:
Learners sometimes confuse 'before' with 'already'; 'already' suggests completion, while 'before' indicates prior occurrence relative to a reference point.
類義語
previously (Slightly more formal; common in writing.)
対義語
afterwards (Refers to a later point in time.)
コロケーション
long before |never before |seen before
テーマ
time |core_vocabulary
例文
  • I have met him before.
  • We spoke on the phone before.
  • Never before had I felt so nervous.
  • I’ve been here once before.
学習者向け例文
  • I saw this movie before.
  • She was here before.
  • I ate there before.
  • We met before.
preposition B1 relation
4

Ahead in position or order

In front of something or someone, or ahead in a list or order.

用法パターン: before [person/object]
よくある間違い:
Learners often use 'before' for physical location where 'in front of' is more natural in casual speech.
類義語
in front of ('In front of' is more common for physical space; 'before' can be more formal or literary.)
対義語
behind (Indicates a position to the rear of something.)
コロケーション
stand before the judge |before my eyes |line up before the door
テーマ
location |space |core_vocabulary
例文
  • He stood nervously before the audience.
  • The number 3 comes before 4.
  • She appeared before the committee.
  • There were two people ahead of me, but I was before them in the list.
学習者向け例文
  • The dog is before the house.
  • B comes before C in the alphabet.
  • He stood before me in line.
  • The man is standing before the door.
文法
辞書形
before
IPA
GB/bɪfˈɔɹ/
US/bɪfˈɔɹ/
音節・強勢
be - fore (2音節)
Stress on 2nd syllable (fore)
活用形
Noun
  • Base: before
  • Plural: befores
関連語
Forms
befores noun
Core family
beforehand adverb B1
Related words
previous adjective A2 previously adverb B1 prior adjective B1
Negative and opposite forms
after preposition A1 afterward adverb B1
表現

before someone's eyes

1
/bɪfˈɔɹ sˈʌmwˌʌnz ˈaɪz/
fixed phrase

Directly visible to someone

Happening where someone can see it clearly.

例文
  • The building collapsed right before our eyes.
  • Before my eyes, the caterpillar became a butterfly.

think before you speak

1
/θˈɪŋk bɪfˈɔɹ jˈu spˈik/
fixed phrase

Consider words before speaking

To stop and think about what you will say so you do not hurt or upset someone.

例文
  • You should think before you speak to avoid hurting feelings.
  • He never thinks before he speaks and often regrets it.

before long

1
/bɪfˈɔɹ lˈɔŋ/
fixed phrase

Soon; in a short time from now

Not much time will pass before something happens.

例文
  • Before long, she will be running her own company.
  • You’ll hear from them before long.

before long

2
/bɪfˈɔɹ lˈɔŋ/
fixed phrase

Soon after now or then

In a short time from now or from a mentioned time.

例文
  • Before long, we were good friends.
  • The train will arrive before long.

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