We don't have synonyms for affirming yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are affording, affirmant and reaffirming.
(n) :
The act of one who affirms something; an affirmation.
(adj) :
That affirms.
(adj) :
(Christianity) Accepting of same-sex/same-gender sexual relationships – or, more broadly, the gender identities, sexual orientations, and sexual relationships of LGBTQ people – on the same terms as those of cisgender, heterosexual people.
(n) :
The act of one who affirms something; an affirmation.
(adj) :
That affirms.
(adj) :
(Christianity) Accepting of same-sex/same-gender sexual relationships – or, more broadly, the gender identities, sexual orientations, and sexual relationships of LGBTQ people – on the same terms as those of cisgender, heterosexual people.