valid-, val-, vale-, -vail, -valent, -valence
(Latin: valere, to be strong, to be well, to be worth; strong; power, strength; and "fare well" [go with strength])
validness
valor, valour (British)
Courage, bravery, strength.
valorize
To establish and maintain the price of (a commodity) by government action.
valorous
Valiant.
valorously
valorousness
valuable
1. Of high monetary or material value.
2. Of great importance, utility, or service.
3. Having admirable or esteemed qualities or characteristics.
valuableness
valuably
valuation
value
1. An amount regarded as a suitable equivalent for something else, especially a fair price or return for goods or services.
2. Monetary or material worth.
3. Worth in usefulness or importance to the possessor.
4. A principle, standard, or quality regarded as worthwhile or desirable.
valueless
Having no value; worthless.
Vita non est vivere sed valere vita est.
Life is not [just] to live, but life is to be strong, vigorous.
Life is more than merely staying alive.
vive, vale
Farewell; literally, "Live, be well"; also given as vive valeque, "Live and be well".
Vive, vale.
Live, be well.
Farewell. Also presented as: Vive valeque, "Live and be well."