This word has a 4-letter root. The second and third letters of the root occupy the place reserved for the middle radical in the inflection model.
Singular
Plural
Masculine
Feminine
Masculine
Feminine
תִּפְקוּדִי
tifkudi
functional
תִּפְקוּדִית
tifkudit
functional
תִּפְקוּדִיִּים
tifkudiyim
functional
תִּפְקוּדִיּוֹת
tifkudiyot
functional
Singular
Masculine
תִּפְקוּדִי
tifkudi
functional
Feminine
תִּפְקוּדִית
tifkudit
functional
Plural
Masculine
תִּפְקוּדִיִּים
tifkudiyim
functional
Feminine
תִּפְקוּדִיּוֹת
tifkudiyot
functional