Term Third person masculine singular Third person feminine singular Third person masculine plural Third person feminine plural Third person non-binary options (singular or plural)
Personal Subject Pronoun (Pronomi Personali Soggetto) lui, egli, esso lei, ella, essa essi (maschile), loro (invariabile) esse (femminile), loro (invariabile)

Most common only written options:

● * (asterisk), substitutes the vowel that in lui/lei expresses the gender. Example: l*i

● @ (at), substitutes the vowel that in lui/lei expresses the gender. Example: l@i

Most common written and pronounceable options

● ə / ɜ (phonetic schwas) substitute the vowel that expresses the gender AND the ending of the pronoun. The short schwa "ǝ" is used for singular, sometimes also for plural; the long schwa "з" is used ONLY for plural. Example: lǝ, lɜ

● –u (same use as the schwas). Example: lu

Other less common options

● "o" (same use as * and @). Example: Loi

● –x (same use as the schwa and sometimes as the * and @). Example: lx

● –y (same use as the schwa). Example: ly

● - (final dash used for word truncation). Example: l-

Direct and Indirect Object Pronouns: Stressed form (Pronomi personali complemento oggetto diretto e indiretto: Forma tonica o forte) lui lei loro loro Examples: l*, l@, lǝ, lu
Direct and Indirect Object Pronoun: Unstressed form (Pronomi personali complemento oggetto diretto e indiretto. Forma atona o debole) lo la li le Examples: l*, l@, lǝ, lu, lɜ
Reflexive Personal Pronouns: Stressed form (Pronomi personali riflessivi: Forma tonica) sé (se stesso) sé (se stessa) sé (se stessi), loro (stessi) sé (se stesse), loro (stesse) Examples: stess*, stess@, stessu, stessǝ, (singolare), stessɜ, (plurale)
Reflexive Personal Pronouns: Unstressed form (Pronomi personali riflessivi: Forma atona) si si si si invariabile
Possessive pronouns and adjectives (Pronomi e aggettivi possessivi) suo, sua, suoi, sue ; proprio, propria, propri, proprie suo, sua, suoi, sue; proprio, propria, propri, proprie loro; proprio, propria, propri, proprie. loro ; proprio, propria, propri, proprie. Examples: su*, su@, su, suǝ, suз
*This is not an exhaustive list; for additional options, see full spreadsheet at link above.