impenetrable

As adjectives the difference between concentrated and impenetrable

is that concentrated is not dilute; having a high concentration while impenetrable is not penetrable.

As a verb concentrated

is past tense of concentrate.

Jammed is a related term of impenetrable.

As adjectives the difference between jammed and impenetrable

is that jammed is stuck while impenetrable is impenetrable.

As a verb jammed

is (jam).

Cramped is a related term of impenetrable.

As adjectives the difference between cramped and impenetrable

is that cramped is uncomfortably restricted in size, or financially while impenetrable is impenetrable.

As a verb cramped

is (cramp).

Impenetrable is a related term of undecipherable.

As adjectives the difference between impenetrable and undecipherable

is that impenetrable is impenetrable while undecipherable is not easily deciphered; difficult to read.

Impenetrable is a related term of inexpressive.

As adjectives the difference between impenetrable and inexpressive

is that impenetrable is impenetrable while inexpressive is lacking expression or emotion.

Impenetrable is a related term of bewildering.

As adjectives the difference between impenetrable and bewildering

is that impenetrable is impenetrable while bewildering is very confusing, perplexing, or baffling, often due to a very large choice being available.

As a verb bewildering is

.

As a noun bewildering is

bewilderment.

As adjectives the difference between impenetrable and sealed

is that impenetrable is not penetrable while sealed is closed by a seal.

As a verb sealed is

past tense of seal.

Swarming is a related term of impenetrable.

As a noun swarming

is the action of a swarm.

As a verb swarming

is .

As an adjective impenetrable is

impenetrable.

Impenetrable is a related term of sphinxlike.

As adjectives the difference between impenetrable and sphinxlike

is that impenetrable is impenetrable while sphinxlike is like a sphinx, or like that of a sphinx.

Baffling is a related term of impenetrable.

As adjectives the difference between baffling and impenetrable

is that baffling is puzzling and frustrating while impenetrable is impenetrable.

As a verb baffling

is .

As a noun baffling

is an act of foiling or thwarting.