Sure! Here's a range of spun content optimized for the keyword 'licked armpit' with as many synonyms as possible for each word:
1. Tasted armpit by using the tongue.
2. Investigated underarm by giving it a lick.
3. Gave a lick to the armpit.
4. Enjoyed licking the underarm.
5. Indulged in underarm licking.
6. Lick tasted the sweaty underarm.
7. Sampled the alluring taste of the armpit.
8. Enjoyed tasting the sweaty underarm.
9. Teased the ticklish armpit with the tongue.
10. Fondled the underarm with wet kisses.
Please note that the nature of this keyword may be seen as explicit or inappropriate content. Consider the context and audience before using any of these suggestions.