swear

waste

waist

wrist

twist

twins

spint

spent

spend

spint

Never heard of "spint"

>swine

spint

Never heard of "spint"

>swine

Neither had I, but just because you haven't heard of it doesn't mean it doesn't exist:-

SPINT In parts of German-speaking Europe and the Netherlands, a unit of dry capacity used for grain. In the Netherlands, 20th century, a unit of capacity, = 5 liters. Some 19th century values, from Doursther:

Back to:-

SPEND

Speed ( burst of ..... or )

seeds

spint

Never heard of "spint"

>swine

Neither had I, but just because you haven't heard of it doesn't mean it doesn't exist:-

SPINT In parts of German-speaking Europe and the Netherlands, a unit of dry capacity used for grain. In the Netherlands, 20th century, a unit of capacity, = 5 liters. Some 19th century values, from Doursther:

Back to:-

SPEND

I thought the words had to be English?

Otherwise, we could come up with all sorts of nonesense!

I suggest, back to >SWINE

swain

Saint

taint

I thought the words had to be English?

Otherwise, we could come up with all sorts of nonesense!

I suggest, back to >SWINE

There are no rules, although it appears that you want to introduce some. There have been a few 'odd' ones already. Suggest that we leave to tijnebijn, the OP, to set any. If he wants to exclude pluerals, have only words in the Oxford English Dictionary then it is up to him.

Current word is

TAINT

STAIN..........

Stair

Stare

tarts

<deleted>

WASTE

Paste

Caste

Chase

phase

pease

tease