The 16 words below may be partitioned into 4 groups of 4 connected words.
Additionally, each of the four groups can be represented by a single group-word.
Finally, the four group-words are connected by a single five-letter word.
| BALLET | BRAIN | BRIE | BUTTER |
| CANDLE | JELLY | SON | FIRE |
| WEED | HOUSE | ELEVATOR | SICK |
| MONK | MAY | LION | WILL |
Can you identify the four groups and the associated group-words?
What is the five letter word that links the group-words together?