Non-standard

There are many people in the world studying English, so English people are used to learners' non-standard accents, their grammatical errors and so on.

It's either too trite to merit that level of innovation or awkward because the non-standard terminology gets in the way of the meaning.

The use of non-standard English does not help to promote English in international communications; well, we can always fall back on Esperanto.

I guess that a few non-standard logograms might not yet be in Unicode, which is like a museum.

That is a non-standard pronunciation.

A lot of the time, non-standard technique at lower levels leads to injury when they try to hit harder.

By 1932, nearly all the odd non-standard engines, which the L.M.S.R. and the L.N.E.R. had acquired at the grouping, had disappeared.