1. attention deficit disorder

1. ADD, attention deficit hyperactivity disorder, ADHD, hyperkinetic syndrome, minimal brain dysfunction, minimal brain damage, MBD, syndrome, increase
2. append
3. supply, state, say, tell, lend
4. impart, bestow, contribute, bring, change, alter, modify, add together
5. calculate, cipher, cypher, compute, work out, reckon, figure, add up, total
6. tot, tot up, sum, sum up, summate, tote up, add together, tally, add up, count, number, enumerate, numerate, form
6. constitute, make