noun (plural of a word that describes the property of something that induces sleep) as in strong fondness

Strongest matches

alertness, excitement, up

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Example Sentences

Example:The coffee kept him alert, helping him stay awake and focused during the long meeting.

Definition:A state of being awake and mentally active or aware.

From alertness

Example:Despite drinking a few cups of coffee, he still felt the excitement of the conference talking to the famous speakers.

Definition:A feeling of nervousness, enthusiasm, or increased energy.

From excitement

Example:She preferred to stay up reading her favorite book rather than sleeping early.

Definition:Wakeful, active, or alert.

From up