ALLEGING + TACKLING = INTERNAL ~~ Words Used : ALLEGING, INTERNAL and TACKLING.
LANGUAGE + LANGUAGE = TACKLING ~~ Words Used : LANGUAGE and TACKLING.
The rules for cryptarithm puzzles are simple. Each letter represents one of the digits 0 to 9. Different letters represent different digits. The first digit in a number can't be 0. Your job is to find out what digit each letter represents. This page has links to puzzles containing "TACKLING"