drowsy

As an adjective drowsy

is inclined to drowse; heavy with sleepiness; lethargic; dozy.

As a verb energized is

(energize).

Heavy is a related term of drowsy.

As adjectives the difference between heavy and drowsy

is that heavy is (of a physical object) having great weight or heavy can be having the heaves while drowsy is inclined to drowse; heavy with sleepiness; lethargic; dozy.

As an adverb heavy

is heavily.

As a noun heavy

is a villain or bad guy; the one responsible for evil or aggressive acts.

As a verb heavy

is to make heavier.

As adjectives the difference between drowsy and asleep

is that drowsy is inclined to drowse; heavy with sleepiness; lethargic; dozy while asleep is in a state of sleep; also, broadly, resting.

As a noun langour

is .

As an adjective drowsy is

inclined to drowse; heavy with sleepiness; lethargic; dozy.

As adjectives the difference between drowsy and restless

is that drowsy is inclined to drowse; heavy with sleepiness; lethargic; dozy while restless is not allowing or affording rest.

Drowsy is a synonym of dull_heavy.

As adjectives the difference between drowsy and exhausted

is that drowsy is inclined to drowse; heavy with sleepiness; lethargic; dozy while exhausted is depleted; in a state of exhaustion.

As a verb exhausted is

(exhaust).

As adjectives the difference between drowsy and calm

is that drowsy is inclined to drowse; heavy with sleepiness; lethargic; dozy while calm is (of a person) peaceful, quiet, especially free from anger and anxiety.

As a noun calm is

(in a person) the state of being calm; peacefulness; absence of worry, anger, fear or other strong negative emotion.

As a verb calm is

to make calm.

As adjectives the difference between drowsy and irksome

is that drowsy is inclined to drowse; heavy with sleepiness; lethargic; dozy while irksome is disagreeable or troublesome by reason of long continuance or repetition; bothersome; annoying; irritating; wearisome; tedious.

Lifeless is a related term of drowsy.

As adjectives the difference between lifeless and drowsy

is that lifeless is inanimate; having no life while drowsy is inclined to drowse; heavy with sleepiness; lethargic; dozy.