Year 3
dislike
disobey
discolour
discover
disappear
dishonest
disallow
disbelieve
disapprove
discontinue
Year 4
solve
solution
insoluble
dissolve
solvent
sign
signature
assign
design
signal
Year 3
dislike
disobey
discolour
discover
disappear
dishonest
disallow
disbelieve
disapprove
discontinue
Year 4
solve
solution
insoluble
dissolve
solvent
sign
signature
assign
design
signal