probus

almus – bountiful, generous, kind, nourishing
beneficus – generous, kind, obliging
benignitas – abundant, bounteous, friendly, generous, kind
benignus – generous, helpful, kind
erectus – alert, anxious, cheerful, proud, resolute, standing, upright
ingenuus – free, honorable, noble, upright
liberalis – courteous, generous, gentlemanly
munificus – generous, munificent
pius – affectionate, compassionate, dutiful, godly, gracious, holy, honest, kind, pious, respectful, upright
rectus – appropriate, correct, natural, plain, proper, right, straight, upright

proavus – great
probabilis – credible
probabiliter – with credibility
probatur – examine, from probo, test, to judge
probatus – approved
probitas – honesty, liberality, probity, uprightness
probo – approve, demonstrate, find good, judge, prove, to show
probrum – abuse, reproach
procax – brash
procedo – ce, come out, continue, proceed, prosper, result, to go ahead, to go out, turn out well

pro·bus[1]