"capable Look up capable at Dictionary.com 1560s, from L.L. capabilis "receptive," used by theologians, from L. capax "able to hold much, broad, wide, roomy;" also "receptive, fit for;" adjectival form of capere "to grasp, lay hold, take, catch; undertake; take in, hold; be large enough for; comprehe"
"tenable Look up tenable at Dictionary.com 1570s, from M.Fr. tenable, from O.Fr. (12c.), from tenir "to hold," from L. tenere "hold, keep" (see tenet)."
"tenet Look up tenet at Dictionary.com "principle," properly "a thing held (to be true)," early 15c., from L. tenet "he holds," third person singular present indicative of tenere "to hold, to keep, to maintain" from PIE root *ten- "to stretch" (cf. Skt. tantram "loom," tanoti "stretches, lasts;" Pers"