pre-final
/priːˈfʌɪnl/adjective
1That precedes the final stage or form.
2 Linguistics. Occupying a position (usually immediately) before the final element of a word or other linguistic (especially phonological or morphological) unit; specifically preceding a main final consonant in a word-final cluster.
noun
Linguistics. A pre-final element.
Origin
1920s; earliest use found in The Times. From pre- + final.