tvak
- the sense for touching — SB 2.5.31
- the sense of touch — SB 3.26.13, SB 3.26.35
- the skin (for touching a soft thing) — SB 7.9.40
- the thin layer on the skin — SB 2.10.31
- the touch sensation — SB 2.10.23
romaśa-tvak
- skin full of hairs — SB 3.13.27
sapta-tvak
- having seven coverings (skin, blood, muscle, fat, bone, marrow and semen) — SB 10.2.27