Immunity Challenge 3 Submission

Philistine

Hippieish (informal, not sure if can)
Pipelines

Pipeline
Hilliest
Hiplines
Hippiest
Lenities
Lippiest
Niellist
Nihilist
Nippiest
Penlites
Plenties
Psephite
Spinelle
Theelins

Ellipse
Epistle
Heines
Hellish
Heppest
Hipline
Hippest
Hippies
Hippish
Ileitis
Illites
Instill
Lenites
Lentils
Leptins
Liniest
Lintels
Lippens
Lisente
Nellies
Nipples (Spencer's)
Pelites
Pellets
Penlite
Pensile
Pepsine
Pieties
Piniest
Pinites
Pintles
Pipiest
Plenish
Plenist
Plinths
Setline
Sheltie
Shilpit
Shippen
Sienite
Snippet
Splenii
Stipple
Tellies
Tensile
Theelin
theines
Tiepins
Tipples

Elints
Elites
Enisle
Enlist
Ensile
Heinie
Heishi
Hippie
Illest
Illite
Inlets
Instep
Instil
Lenite
Lenite
Lentil
Leptin
Lethes
Lilies
Lintel
Lipins
Lippen
Listee
Listel
Listen
Nillies
Nestle
Nielli
Nihils
Nipple
Pelite
Pellet
Penile
Pensil
Pepsin
Pestle
Pinite
Pintle
Pipets
Pipits
Pistil
Pities
Plinth
Senile
Seniti
Shlepp
Sileni
Silent
Sippet
Sphene
Spilth
Spinel
Spinet
Spleen
Splent
Spline
Splint
Steppe
Stipel
Theine
Theins
Thills
Tiepin
Tinsel
Tipple

EISEL
ELINT
ELITE
ELSIN
ENLIT
ESILE
ETENS
HEELS
HEILS
HEIST
HELES
HELPS
HENTS
HETES
HETHS
HILTS
HINTS
HITHE
INEPT
INLET
INSET
INTEL
INTIL
INTIS
ISLET
ISTLE
LEEPS
LEETS
LEISH
LENES
LENIS
LENSE
LENTI
LETHE
LIENS
LINES
LINTS
LIPIN
LITES
LITHE
LITHS
NEEPS
NEIST
NELIS
NEPIT
NETES
NIHIL
NISEI
NITES
PEELS
PEENS
PEEPS
PEINS
PEISE
PELES
PELTS
PENES
PENIE
PENIS
PENTS
PHENE
PHESE
PHPHT
PIETS
PILEI
PILES
PILIS
PINES
PINTS
PIPES
PIPET
PIPIS
PIPIT
PISTE
PITHS
PLESH
PLIES
SEINE
SENTE
SENTI
SHEEL
SHEEN
SHEEP
SHEET
SHENT
SHIEL
SHINE
SHITE
SHLEP
SIENT
SIETH
SILEN
SITHE
SLEEP
SLEET
SLEPT
SLIPE
SLIPT
SNIPE
SPEEL
SPEIL
SPELT
SPENT
SPIEL
SPILE
SPILT
SPINE
SPITE
SPLIT
STEEL
STEEN
STEEP
STEIL
STEIN
STELE
STILE
STIPE
TEELS
TEENS
TEILS
TELES
TENES
TENSE
THEES
THEIN
THENS
THESE
THESP
THINE
THINS
TILES
TINES
TIPIS

EELS
EINE
EISH
ELHI
ELSE
ELTS
ENES
ESNE
ETEN
ETHE
ETHS
HEEL
HEHS
HEIL
HELE
HELP
HENS
HENT
HEPS
HEPT
HESP
HEST
HETE
HETH
HETS
HIES
HILI
HILT
HINS
HINT
HIPS
HIPT
HISH
HISN
HIST
HITS
INTI
ISIT
ISLE
LEEP
LEES
LEET
LEIS
LENS
LENT
LEPS
LEPT
LEST
LETS
LIEN
LIES
LINE
LINS
LINT
LIPE
LIPS
LISP
LIST
LITE
LITH
LITS
NEEP
NEPS
NESH
NEST
NETE
NETS
NIES
NILS
NIPS
NISH
NISI
NITE
NITS
PEEL
PEEN
PEEP
PEES
PEHS
PEIN
PELE
PELT
PENE
PENI
PENS
PENT
PEPS
PEST
PETS
PHIS
PIES
PIET
PILE
PILI
PINE
PINS
PINT
PIPE
PIPI
PIPS
PISE
PISH
PITH
PITS
PLIE
SEEL
SEEN
SEEP
SEIL
SELE
SENE
SENT
SEPT
SHET
SHIN
SHIP
SHIT
SIEN
SILE
SILT
SINE
SINH
SIPE
SITE
SITH
SLEE
SLIP
SLIT
SNEE
SNIP
SNIT
SPET
SPIE
SPIN
SPIT
STEN
STEP
STIE
TEEL
TEEN
TEES
TEIL
TELE
TELS
TENE
TENS
THEE
THEN
THIN
THIS
TIES
TILE
TILS
TINE
TINS
TIPI
TIPS

EEL
EEN
EHS
ELS
ELT
ENE
ENS
EST
ETH
HEH
HEN
HEP
HES
HET
HIE
HIN
HIP
HIS
HIT
INS
ISH
ITS
LEE
LEI
LEP
LES
LET
LIE
LIN
LIP
LIS
LIT
NEE
NEP
NET
NIE
NIL
NIP
NIS
NIT
NTH
PEE
PEH
PEN
PEP
PES
PET
PHI
PHT
PIE
PIN
PIP
PIS
PIT
PSI
PST
SEE
SEI
SEL
SEN
SET
SHE
SHH
SIN
SIP
SIT
TEE
TEL
TEN
TES
THE
TIE
TIL
TIN
TIP
TIS