demanding

きつい の訳語→ 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 の訳語→ bastard churlish cumbersome difficult tricky unhandy unwieldy

押しつけがましい の訳語→ hortatory obtrusive oracular

口うるさい の訳語→ fussy priggish scolding snappish

難しい の訳語→ sensitive serious sophisticated unlikely