JLPT N5 · い-adjective

速い (hayai)

速い (はやい, hayai) is a Japanese い-adjective meaning “fast; quick”. It appears in JLPT N5 vocabulary lists and is marked as a common word in JMdict.

Reading: はやい
Romaji: hayai
Word class: い-adjective
Level: JLPT N5 (unofficial)

Meaning

fast; quick; rapid; swift; speedy · い-adjective · esp. 速い
easy; simple; quick; fast · い-adjective · esp. 早い
as soon as ...; the moment ...; the instant ... · い-adjective · as ...するが早いか or ...するより早く

Example sentences

あれは世界で最も速い電車です。

That is the fastest train in the world.

Tatoeba #229691

子供は成長が早い。

Children grow very quickly.

Tatoeba #168525

Sentences from the Tatoeba project, linked to this word in JMdict.

Conjugation of 速い

い-adjective. Plain and polite forms below; try any other word in the Japanese verb conjugator.

Form	Japanese	Reading
Present	速い	はやい hayai
Negative	速くない	はやくない hayakunai
Past	速かった	はやかった hayakatta
Negative past	速くなかった	はやくなかった hayakunakatta
Te-form	速くて	はやくて hayakute
Adverb (~ku)	速く	はやく hayaku
Conditional (~ba)	速ければ	はやければ hayakereba

Kanji in 速い

速

quick, fastソク・はや.い・はや- · 10 strokes

Related words

Other vocabulary sharing a kanji with 速い.

急速きゅうそくrapid (e.g. progress)高速こうそくhigh-speed速度そくどspeed加速かそくacceleration早速さっそくat once時速じそくspeed (per hour)速達そくたつexpress速力そくりょくspeed加速度かそくどacceleration迅速じんそく(very) quick

Source: JMdict entry 1404975 (EDRDG, CC BY-SA 4.0). Level: unofficial JLPT list – how levels are assigned.