| Rating | Solver | Clue |
|---|---|---|
| YEARLY | Once every 12 months | |
| TRIMESTRIAL | Of or pertaining to a trimester, or period of three months; occurring once in every three months; quarterly. | |
| HALFYEARLY | Every six months | |
| HALF-YEARLY | Every six months (4-6) | |
| HALF YEARLY | Every six months (4-6) | |
| ANNUAL | Occurring once every year | |
| BIMONTHLY | Once in two months. | |
| ANNUM | Every 12 months, per ... | |
| TRIHORAL | Occurring once in every three hours. | |
| CENTENARY | Occurring once in every hundred years; centennial. | |