overstep

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overstep

[′ō·vər‚step]
(geology)
An overlap characterized by the regular truncation of older units of a complete sedimentary sequence by one or more later units of the sequence.
A stratum deposited on the upturned edges of underlying strata.
References in periodicals archive ?
At the Rovers, Poppy tries to assert her authority as manageress, but oversteps the mark, while Ken and Deirdre are relieved when Peter admits that he has a problem with alcohol.
Mr Simon, pictured, had robustly defended the film, saying: "I don't think it oversteps the mark at all.
So I'm sure she won't mind us pointing the finger at her beloved BBC when it oversteps the mark.
To joke about her death is unforgivable and completely oversteps the mark.