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сентиментально adv. stresses
gen.	sweetly (sea holly)
Gruzovik	sentimentally
сентиментальный adj.
gen.	maudlin; keepsake; mawkish; mushy; sentimental; sickly; sloppy; soppy; spoony; sweet; ickie; missish; namby-pamby; razzmatazz; rose-pink; languishing; slobbery; transpontine; lackadaisical; tearjerker (Анна Ф); novelettish (о литературном произведении Anglophile); chocolate box; namby pamby; rose pink; goody; goody-goody; rose-water; weepy (Tanda); dewy eyed (Kovrigin); gushing; schmaltzy; gooey; misty-eyed (dreamy or sentimental: misty-eyed recollections VLZ_58); syrupy (VLZ_58); sappy (Ремедиос_П)
Игорь Миг	soft-boiled; thin-skinned (конт.)
amer.	hokey (о музыке Anglophile)
inf.	sloshy; slushy; soapy (о пьесе и т.п.); touchy-feely (SirReal); toe-curling (very embarrassing or excessively sentimental: a toe-curling ballad VLZ_58); misty (urbandictionary.com ehpc)
Makarov.	icky
obs.	lackadaisy
psychol.	soulful
slang	ticky; corn; full up; ginger peachy; goobey; gummy; mickey mouse; mickey-mouse; micky mouse; micky-mouse; rooty-toot; sob-sister; sobsister; soupy; squishy; sticky

сентиментально : 150 phrases in 17 subjects

Advertising	1
American usage, not spelling	9
Art	1
Cinematography	7
Cliche / convention	1
Foreign policy	1
French	1
General	71
Informal	16
Jargon	2
Librarianship	2
Literature	3
Makarov	12
Polygraphy	3
Slang	18
Theatre	1
Vulgar	1