Totally agree. Google folliculitis and see if that fits.
Also, they make anti-chafe balm - look for Body Glide Original Anti-Chafe Balm, or other similar ones. You can find it for less than $10 on Amazon.
Warts usually dont ictch, they tend to grow into bigger ugly bumps skin color.
If you have big body mass rubbing and sweating - folliculitis is likely.
If its little red bumps centered on hair follicle openings and itch, its folliculitis.