sustuyamos
Sustuyamos is a term that arises in discussions of Spanish verb forms, but it is not a standard form in modern correct usage. In standard Spanish, the present subjunctive first-person plural of the verb sustituir (to substitute, replace) is sustituyamos. The form sustuyamos differs by the insertion of a different syllable sequence and is not listed as an accepted present subjunctive form in authoritative dictionaries of Spanish.
The related verb sustituir comes from Latin substituere. In Spanish orthography and pronunciation, verbs in the
Because sustuyamos is not recognized as a standard form, it should not be used in formal writing.
There is no widely attested meaning of sustuyamos as a separate lexical item in contemporary Spanish. It