1. Like or becoming a cousin.

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

• xousinly,
• vousinly,
• fousinly,
• dousinly,
• ciusinly,
• ckusinly,
• clusinly,
• cpusinly,
• c0usinly,
• c9usinly,
• coysinly,
• couzinly,
• cousinlly,
• cousinley,
• cousinlie,
• cousinlay,
• cousinlely,
• couslinly,
• cousinlee,
• cousineliy

• cochineal,
• cousin,
• accusingly.

The adjective form of the word "cousinly" is "cousin-like".

The plural form of the word "cousinly" is "cousinlies".

The singular form of the word "cousinly" is "cousin"