Eldest and Familiar

Eldest adjective - First in order of birth.

Familiar and eldest are semantically related. in traditional topic. In some cases you can use "Familiar" instead an adjective "Eldest".

Familiar adjective - Closely acquainted.

Eldest and familiar are semantically related. Sometimes you can replace term "Eldest" with "Familiar", this adjectives are similar.

Nearby Words: familiarity, familiarize, familiarise, familiarized, familiarization