a, o, f, g, k, n, c, r, t, i, w
are letters that make 'warning of attack'
warning, RN, AC, ar, at, ng, WA, TT, attack, war, in, tack, AR, IN, Ac, Ar, At, In, Ni, Rn, Ta, warn
are words within 'warning of attack'
1 possible definitions for 'warning of attack'
Under this definition, warning of attack is a noun and has the following properties:
'warning of attack' can be a type of tactical warning.
'warning of attack' can be a category of armed services, military machine, war machine, armed forces, military.