Innocuous

In*noc"u*ous (?), a. [L. innocuus; in- not + nocuus hurtful, fr. nocere to hurt. See Innocent.] Harmless; producing no ill effect; innocent.

A patient, innocuous, innocent man.
Burton.

-- In*noc"u*ous*ly, adv. -- In*noc"u*ous*ness, n.

Where the salt sea innocuously breaks.
Wordsworth.