Vocabulary consisting only from characters you are able to read
下らない
kudaranai
(uk) good-for-nothing, stupid, trivial, worthlessadj
手がかり
tegakari
(1)clue, key, trail, scent, track, contact, (2)handhold, on hand mix
赤字
akaji
(1)deficit, (being in or going into) the red, (2)red text, red letters, (3)corrections (by a teacher or proofreader) written in red mix
足りない
tarinai
(1)insufficient/not enough/lacking/ (2)dim-witted/slow/one brick short of a full load adj