Find out the word that has a similar meaning as 'Viscous'?

Viscous (adjective)
English Meaning: (of a liquid) Thick and sticky; not flowing easily.
Bangla Meaning: আঠালো; চটচটে।
Synonyms: Sticky (আঠাল), Gluey (আঠালো), Tacky (চটচটে; আঠালো).
Antonyms: Watery (পানিসংক্রান্ত বা পানির মতো; টলটলে; ভেজা).
Example Sentence: ‘The honey is much thicker and more viscous, and it pours very slowly compared with the water.’