1. See Etiology.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• aetiologic,
• zetiology,
• setiology,
• wetiology,
• qetiology,
• awtiology,
• astiology,
• adtiology,
• artiology,
• a4tiology,
• a3tiology,
• aefiology,
• aegiology,
• aeyiology,
• ae6iology,
• ae5iology,
• aetuology,
• aetjology,
• aetkology,
• etiology

• aetiological,
• aetiologic,
• audiology,
• aetiologist.

The adjective form of the word "aetiology" is "aetiologic" or "etiologic" (the British and American spellings, respectively).

The plural of the "aetiology" can be the "aetiologies".

The singular of the "aetiology" can be the "aetiology".