Synonyms of viscous in English:

viscous


See US English definition of viscous

See UK English definition of viscous

See Spanish definition of viscoso

adjective

1‘pools of viscous liquid had started to spread across the floor’

SYNONYMS
sticky, gummy, glue-like, gluey, adhesive, tacky, adhering, adherent, sticking, clinging, treacly, syrupy
glutinous, gelatinous, thick, viscid, pasty, mucous, mucoid, mucilaginous, jelly-like, slimy
informal gooey, gunky, gloopy, cloggy, icky
North American informal gloppy
rare viscoid
ANTONYMS

watery