leaden

As an adjective leaden is

(dated) made of lead.

Leaden is a related term of phlegmatic.

As adjectives the difference between leaden and phlegmatic

is that leaden is (dated) made of lead while phlegmatic is not easily excited to action or passion; calm; sluggish.

As a noun phlegmatic is

one who has a phlegmatic disposition.

is likely misspelled.

has no English definition.

As an adjective leaden

is made of lead.

Static is a related term of leaden.

As adjectives the difference between static and leaden

is that static is unchanging; that cannot or does not change while leaden is (dated) made of lead.

As a noun static

is interference on a broadcast signal caused by atmospheric disturbances; heard as crackles on radio, or seen as random specks on television.

Numb is a related term of leaden.

As adjectives the difference between numb and leaden

is that numb is without the power of sensation and motion or feeling; insensible while leaden is (dated) made of lead.

As a verb numb

is to cause to become numb.

Inert is a related term of leaden.

As adjectives the difference between inert and leaden

is that inert is unable to move or act; inanimate while leaden is (dated) made of lead.

As a noun inert

is (chemistry) a substance that does not react chemically.

As adjectives the difference between leaden and ponderous

is that leaden is (dated) made of lead while ponderous is heavy, massive, weighty.

Leaden is a related term of gloomy.

As adjectives the difference between leaden and gloomy

is that leaden is (dated) made of lead while gloomy is imperfectly illuminated; dismal through obscurity or darkness; dusky; dim; clouded.

Slow is a related term of leaden.

As adjectives the difference between slow and leaden

is that slow is taking a long time to move or go a short distance, or to perform an action; not quick in motion; proceeding at a low speed while leaden is (dated) made of lead.

As a verb slow

is to make (something) run, move, etc less quickly; to reduce the speed of.

As a noun slow

is someone who is slow; a sluggard.

As an adverb slow

is slowly.