unconditional , it is a more that two syllabic consonant ,unconditional /ənkəndɪʃənəl/
usually when you have nasals /m, n, ŋ/or approximates /l, r, w, j/ preceded by weak vowel /ə/, these consonants will be syllabic .
/ənkəndɪʃənəl/ becomes /nkndɪʃnl/.
I hope that you get the meaning :up: