IPA: /ˈsɒmnələnt/
KK: /sɑmˈnoʊlənt/
Feeling very sleepy or drowsy, often to the point of being unable to stay awake.
After a long day at work, I felt somnolent and could hardly keep my eyes open.
Comparative: more somnolent
Superlative: most somnolent
Somnolent → It is formed from "somnus" (meaning sleep) and the suffix "-lent" (meaning full of). The word "somnolent" means full of sleepiness or drowsiness.
Think of 'somnus' which relates to sleep, and remember that 'somnolent' describes a state of being full of sleepiness.