What is the meaning of Gwir?

right, true, correct

truth

right

real, genuine, actual

true, right

right

truth

true, certain, undoubted, genuine, real, very, right, sure; perfect, just, truthful, faithful, guileless

truly, verily, really

truth, verity

right, justice, that which is just, merit; claim, legal claim, entitlement as the rightful owner; law

Source: wiktionary.org