This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. Having the same relationship each to the other: mutual predators.

adj. Directed and received by each toward the other; reciprocal: mutual respect.

adj. Possessed in common: mutual interests.

adj. Of, relating to, or in the form of mutual insurance.

n. A mutual fund.

adj. Having the same relationship, each to each other.

adj. Reciprocal.

adj. Possessed in common.

adj. Owned by the members.

n. A mutual fund, etc.

adj. Reciprocally acting or related; reciprocally receiving and giving; reciprocally given and received; reciprocal; interchanged

adj. Possessed, experienced, or done by two or more persons or things at the same time; common; joint

Reciprocally given and received; pertaining alike or reciprocally to both sides; interchanged: as, mutual love; to entertain a mutual aversion.

Equally relating to or affecting two or more together; common to two or more combined; depending on, proceeding from, or exhibiting a certain community of action; shared alike.

Common: used in this sense loosely and improperly (but not infrequently, and by many writers of high rank), especially in the phrase a mutual friend.

Based on the principle of mutuality in sharing both burdens and benefits: as, a mutual insurance company.

adj. common to or shared by two or more parties

adj. concerning each of two or more persons or things; especially given or done in return

"Ms. IRMA THOMAS (Singer): We've been what you call mutual admirers of each other's talent for a long time."

shared    correlative    interactive    trilateral    bilateral    interactional    reciprocative    reciprocatory   

individual   

mutual accounts    mutual contract    mutual promises    mutual insurance    mutual distinction    mutual gable    mutual will   

reciprocal    common    interchanged    joint    commutual    hence    interactive    interurban    international    interstate   

parimutuel   

personal    universal    profound    constant    utmost    instinctive