| stimulant | (noun) a drug that temporarily quickens some vital process | Synonyms: excitant, stimulant drug |
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| (noun) any stimulating information or event; acts to arouse action | Synonyms: input, stimulation, stimulus |
| stimulation | (noun) the act of arousing an organism to action | - |
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| (noun) mutual sexual fondling prior to sexual intercourse | Synonyms: arousal, foreplay |
| (noun) any stimulating information or event; acts to arouse action | Synonyms: input, stimulant, stimulus |
| (noun) (physiology) the effect of a stimulus (on nerves or organs etc.) | - |
| stimulus | (noun) any stimulating information or event; acts to arouse action | Synonyms: input, stimulant, stimulation |
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