Synonyms: Faithful, trustworthy, true, devoted, constant, firm, steady, reliable, unchanging, unwavering
Antonyms: Disloyal, treacherous, faithless, unfaithful, unloyal, false, unreliable
Hindi: निष्ठावान, वफ़ादार
1. Giving or showing firm and constant support or allegiance to a person or institution.
We all must be loyal to our parents.