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/ˌtɛsˌtjuːdɪˈnɛəɹi.əs/ · adjective
(zoology) Resembling or pertaining to the shell of a tortoise..
But the mists had not managed to suck from them their testudinarious colours.
at times the watching throng of newspersons and police became decidedly impatient with our testudinarious pace
Use testudinarious when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Testudinarious means (zoology) Resembling or pertaining to the shell of a tortoise..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
But the mists had not managed to suck from them their testudinarious colours.
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