Impair vs. Impede

Impairverb

(transitive) To weaken; to affect negatively; to have a diminishing effect on.

Impairverb

To grow worse; to deteriorate.

Impairadjective

(obsolete) Not fit or appropriate; unsuitable.

Impairverb

To make worse; to diminish in quantity, value, excellence, or strength; to deteriorate; as, to impair health, character, the mind, value.

Impairverb

To grow worse; to deteriorate.

Impairadjective

Not fit or appropriate.

Impairnoun

Diminution; injury.

Impairverb

make worse or less effective;

Impairverb

make imperfect;

Impairverb

weaken or damage (something, especially a faculty or function)

Impedeverb

(transitive) To get in the way of; to hinder.

Impedeverb

To hinder; to stop in progress; to obstruct; as, to impede the advance of troops.

Impedeverb

be a hindrance or obstacle to;

Impedeverb

block passage through;

Impedeverb

delay or prevent (someone or something) by obstructing them; hinder