Look it up in your Funk and Wagnall’s dictionary:
perky - see “Naomi’s nipples”,
Synonyms: distended peaks, high beams, pokies, rosebuds, succulent berries.
Antonyms: inverted nips, nubbins, paps or dugs.

Naomi saved enough for a silk chemise
by never wearing the utility cotton
bras her mom insisted good girls wear
to hide her prominent points.
Silk caresses her aching nipples,
makes her so wet she’ll probably
stop wearing panties, and buy
more batteries for B.O.B.
(her Battery Operated Boyfriend)