Initial
Opening
Synonyms Beginning, commencing, inceptive, fledgling, early, prime, preliminary, foundational, rudimentary, inaugural, inchoate, test, opening, starting, embryonic, first, earliest, primary, elementary, preparatory, introductory, incipient, pilot, and trial.
Abbreviation
Synonyms Initial letter, abbreviation, initialism, beginning letter, and acronym.
Countersign
Synonyms Put one's initials on, countersign, endorse, inscribe, witness, sign, autograph, put one's mark on, superscribe, and underwrite.
Approve
Example Sentences
Her initial response was very positive.
The initial plan needs adjustments now.
He showed initial interest in project.
The initial meeting starts at noon.