a, o, b, e, l, h, m, r, t, u are letters that make 'blabbermouth'
ER, lab, mouth, berm, AB, ab, la, ABB, blabber, be, ut, BB, out, LA, MO, abbe, Be, Er, La, Mo, Th, UT, Ab, mo, blab are words within 'blabbermouth'
1 possible definitions for 'blabbermouth'
Under this definition, blabbermouth is a noun and has the following properties:
tattler, tattletale, taleteller, telltale, talebearer have the same meaning as 'blabbermouth'
'blabbermouth' can be a type of gossiper, gossipmonger, rumormonger, rumourmonger, newsmonger, gossip.
spill the beans, let the cat out of the bag, blab, babble, sing, babble out, peach, tattle, talk, revealing, blab out, telling, telltale(a) are derivatives of 'blabbermouth'.