There are 322 words hidden in the letters of SOUTHERN, from 25 two-letter words up to SOUTHERN (8 letters). For points, SOUTHERN is best at 11.
No other single word uses all 8 letters of SOUTHERN. SOUTHERN has 8 letters: 3 vowels and 5 consonants, worth 11 points before any board bonuses.
8-letter words 1
7-letter words 10
6-letter words 35
5-letter words 83
ethos8euros5hents8herns8heron8heros8hoers8honer8hones8horns8horse8horst8hosen8hours8house8hunts8hurst8hurts8nerts5north8noter5notes5nurse5onset5other8outer5outre5rents5roset5rotes5rouen5roues5rouse5roust5route5routh8routs5runes5runts5ruths8senor5seton5shent8shoer8shone8shore8shorn8short8shote8shout8shunt8shute8snore5snort5snout5south8steno5stern5stone5store5stour5tenor5terns5thens8thorn8those8thous8throe8toner5tones5tonus5tores5torse5torus5tours5touse5trone5trues5tuner5tunes5turns5unset5usher8
4-letter words 105
eons4erns4eros4ersh7erst4eths7euro4hens7hent7hern7hero7hers7hest7hets7hoer7hoes7hone7hons7horn7hose7host7hots7hour7hues7huns7hunt7hurt7huts7nest4nets4noes4nose4nosh7note4nous4nuts4ones4onus4ores4orts4ours4oust4outs4rent4resh7rest4rets4rhos7rhus7roes4rose4rote4rots4roue4rout4rues4rune4runs4runt4ruse4rush7rust4ruth7ruts4sent4sher7shoe7shot7shun7shut7snot4sone4sore4sorn4sort4soth7sour4stor4stun4suer4suet4sure4tens4tern4then7thou7thro7thru7thus7toes4tone4tons4tore4torn4tors4tosh7tour4true4tune4tuns4turn4tush7unto4urns4user4
3-letter words 63
ens3eon3ern3ers3ert3eth6hen6her6hes6het6hoe6hon6hos6hot6hue6hun6hut6net3noh6nor3nos3not3nth6nus3nut3oes3ohs6one3ons3ore3ors3ort3ose3our3out3res3ret3rho6roe3rot3rue3run3rut3sen3ser3set3she6son3sot3sou3sue3sun3ten3the6tho6toe3ton3tor3tun3uns3urn3use3uts3
2-letter words 25
eh5en2er2es2et2he5ho5ne2no2nu2oe2oh5on2or2os2re2rs2sh5so2to2ts2uh5un2us2ut2
Words are from our open word list and include some game-only words. Rude words are left out of this page; the unscrambler shows every valid word, lets you add blank tiles and filter by length.