Flow
Flew
Fled
Feed
Seed
Sped
Aped
Aced
Acer
Aver
Over

Change "pick" to "scab".

Pick
Pack
Pact
Part
Port
Fort
Foot
Soot
Slot
Slit
Slim
Slam
Scam
Scab

Change "Clay" to "Jars"

Clay
Slay
Slat
Seat
Peat
Pert
Part
Cart
Cars
Jars

Change "free" to "meal".

Free
Flee
Fled
Feed
Heed
Head
Heal
Meal

Change "Oats" to "Sows"

Oats
Bats
Bets
Bees
Sees
Sews
Sows

Change "gash" to "trod".

Gash
Mash
Mast
Most
Host
Hoot
Coot
Clot
Plot
Plod
Prod
Trod

Change "Lure" to "Trap"

Lure
Pure
Pare
Part
Pert
Peat
Teat
Team
Tram
Trap

Change "bard" to "drab".

Bard
Barn
Born
Torn
Tort
Toot
Boot
Boat
Beat
Beam
Team
Tram
Dram
Drab

Change "Glee" to "Mire"

Glee
Flee
Fled
Sled
Seed
Send
Mend
Mind
Mine
Mire

Change "bank" to "knob".

Bank
Bark
Barn
Born
Torn
Toot
Soot
Slot
Slob
Snob
Knob

Change "Eggs" to "Over"

Eggs
Ergs
Eras
Bras
Brat
Beat
Seat
Seas
Sees
Seed
Sped
Aped
Aced
Acer (that deciduous shrub again)
Aver
Over

Change "dire" to "arid".

Dire
Sire
Side
Bide
Bids
Lids
Lots
Cots
Coos
Cool
Coal
Goal
Goad
Grad
Grid
Arid

Change "Brig" to "Jail"

Brig
Brag
Brat
Beat
Belt
Bell
Ball
Bail
Jail

Change "stud" to "dust".

Stud
Stun
Spun
Spur
Sour
Pour
Pout
Port
Cort
Coot
Boot
Loot
Lost
Lust
Dust

Change "Jink" to "Oath"

Jink
Link
Lank
Bank
Bask
Bash
Bath
Oath

Change "tank" to "knit".