Letters that make put out feelers
s, o, e, f, l, p, r, t, u are letters that make 'put out feelers'
Words within put out feelers
el, ER, eel, fee, ut, EL, EE, out, put, feel, feeler, Ler, LE, Er, Fe, Pu, UT, put out are words within 'put out feelers'