Synonym Dictionary

To waste away or become weaker through lack of use.

To support or strengthen something.

To strengthen or support.

To combine or strengthen into a more stable whole.

To strengthen a statement or finding with additional supporting evidence.

To weaken strength or the ability to function.

One word family: also includes debilitating.

Having the greatest influence, power, or prominence in a setting.

One word family: also includes dominance.

To decline or gradually diminish.

To take away the strength, effectiveness, or power of something.

To improve or increase a quality, value, or effect.

Weak in substance, construction, or supporting evidence.

To grow vigorously, develop well, or achieve success.

Courage and strength in facing difficulty.

A weakness or lack of strength, sometimes related to age or illness.

Lacking strength, solidity, or enough supporting substance.

To give energy or renewed strength.

Worth, quality, or a sound reason that deserves recognition or consideration.

To recover strength or well-being after strain or illness.

One word family: also includes recuperation.

Strengthening or support; in learning, a consequence that increases the likelihood of a behavior.

To make something firmer, more secure, or more firmly established.

The ability to sustain physical or mental effort over time.

A higher level of quality, ability, status, or strength relative to something else.

Food, nourishment, or other support that maintains life or strength.

To diminish gradually in strength, size, or intensity.