Word Study
underperform |
underperformer |
underpight |
underpin |
underpinning |
underpinnings
| underpitch
| underplant
| underplay
| underplayed
| underplot
underpinnings
THESAURUS
underpinnings
ankle, bayonet legs, bowlegs, calf, cnemis, drumstick, foreleg, gamb, gambrel, gigot, ham, hind leg, hock, jamb, knee, leg, limb, podite, popliteal space, scissor-legs, shank, shin, stems, stumps, tarsus, trotters
For further exploring for "underpinnings" in Webster Dictionary Online