きつい (translations)→ arduous baleful bitter broad corrosive explicit fierce good grave hard nasty painful palpable sharp sharply sharpness shattering steep strong stubborn tightly tough
扱いにくい (translations)→ bastard churlish cumbersome difficult tricky unhandy unwieldy
押しつけがましい (translations)→ hortatory obtrusive oracular
口うるさい (translations)→ fussy priggish scolding snappish
難しい (translations)→ sensitive serious sophisticated unlikely