Webster's Revised Unabridged Dictionary · 1913

Beseem

Beseem ({not transcribed}) , transitive verb

[Prefix be- + seem.]

Literally: To appear or seem (well, ill, best, etc.) for (one) to do or to have. Hence: To be fit, suitable, or proper for, or worthy of; to become; to befit.
A duty well beseeming the preachers. — Clarendon
What form of speech or behavior beseemeth us, in our prayers to God? — Hocker

Beseem , intransitive verb

To seem; to appear; to be fitting. [Obsolete]
As beseemed best. — Spenser