Clear this solution

Eros
Erst
Fetor
Foes
Fore
Forest
Forests
Fort
Forte
Forts
Foss
Fosse
Foster
Fress
Fret
Frore
Frost
Ores
Resort
Rest
Rests
Rose
Roses
Roster
Rote
Serf
Sets
Soft
Sore
Sort
Sorts
Sots
Store
Toes
Tore
Toss
Tref
Tress