Correct spelling for the English word "nearlier" is [nˈi͡əliə], [nˈiəliə], [n_ˈiə_l_i__ə] (IPA phonetic alphabet).
The word nearlier is derived from the adjective near, which comes from Middle English ner or nere, meaning nearer or closer. The suffix -lier is added to create the comparative form of the adjective, making nearlier mean more near or closer.