def _cond_i(self, word, suffix_len):
return word[-suffix_len - <NUM_LIT:1>] not in {'<STR_LIT:e>', '<STR_LIT:o>'}<EOL>
Return Lovins' condition I.

        Parameters
        ----------
        word : str
            Word to check
        suffix_len : int
            Suffix length

        Returns
        -------
        bool
            True if condition is met