Synonyms for Undershirt:

n.

pull over, combination shirt, t-shirt, skivvy, turtleneck, knit shirt, clothes, underwear. undershirt (noun)
vest, singlet.
underwear (noun)
bloomers, bra, body, boxers, BVDS, brassiere, skivvy, bustier, camisole, briefs, body suit.

Other synonyms:

underwear. Other relevant words:
brassiere, t-shirt, underwear.

Usage examples for undershirt

  1. He was a small, swarthy chap, clad in overalls and an undershirt – The Enchanted Canyon by Honoré Willsie Morrow
  2. His head was still spinning, and his eyes were sandy, but he perceived quite plainly that there were narrow blue ribbons running round the neck of that undershirt – The Heart of the Range by William Patterson White