ちょっと一杯[chottoippai] let's have a quick drink
ばつ一[batsuichi] being once divorced
一向[hitaburu] nothing but
サラダ一皿[saradahitosara] plate of salad

安全第一[anzendaiichi] safety first
一か八か[ichikabachika] sink or swim
一っ走り[hitoppashiri] spin (as in 'take a car for a spin')
一つ一つ[hitotsuhitotsu] one-by-one

嫣然[enzen] sweetly smiling

嫣然一笑[enzenisshou] giving a charming (bewitching) smile

然り気ない[sarigenai] nonchalant
然う然う[sousou] so long
然して[soshite] and
亜爾然丁[aruzenchin] Argentina
闇然[anzen] dark

依然[izen] still
依然として[izentoshite] still
一目瞭然[ichimokuryouzen] apparent
隠然[inzen] latent power
果然[kazen] as was expected

クスクス笑う[kusukusuwarau] to giggle
けらけら笑う[kerakerawarau] to cackle
げらげら笑う[geragerawarau] to guffaw
一笑[isshou] laugh
一笑に付す[isshounifusu] to laugh (someone) down

一顰一笑[ippinisshou] (a) mood
可笑しい[okashii] funny
含み笑い[fukumiwarai] suppressed laugh
嬉笑[kishou] happy laughter
戯笑[gishou] playful laughter