rough, cindery lava

AAS 

abdominal muscle {OSPD3}

ABS 

advertisement

ADS 

pert. to agriculture

AGS 

intj. expressing understanding

AHED, AHING, AHS 

three-toed sloth

AIS 

East Indian tree

ALS 

letter 'r'

ARS 

to cut with an ax

AXED, AXING, AXES 

aye

AYS 

eternal soul in Egyptian mythology

BAS 

bisexual

BIS 

pal

BOS 

side issue

BYS 

education {OSPD3}

EDS 

letter 'f'

EFS 

letter 'l' / an elevated train

ELS 

letter 'm'

EMS 

letter 'n'

ENS 

letter 's'

ESES 

letter 'x'

EXED, EXING, EXES 

fourth tone of diatonic musical scale

FAS 

to leave / japanese board game

GOS 

sound expressing triumph

HAS 

male person

HES 

part of psyche related to instinctual impulses

IDS 

possible condition

IFS 

to harvest

INNED, INNING, INS 

sweetheart

JOES 

Egyptian spiritual self

KAS 

sixth tone of diatonic musical scale

LAS 

Chinese unit of distance

LIS 

third tone of diatonic musical scale

MIS 

moment

MOS 

Greek letter

MUS 

negative reply

NOS, NOES 

Greek letter

NUS 

hypothetical force of natural power

ODS 

Faroean wind

OES 

to exclaim "oh"

OHED, OHING, OHS 

mantra used in meditation

OMS 

side of wicket where cricket batsman stands

ONS 

style of abstract art

OPS 

heraldic color gold

ORS 

orifice/bone/ridge of sand (esker)

(pl.) ORA / OSSA / OSAR 

hoofed mammal / clumsy person

OXEN / OXES

intj. expressing dismay 

father

PAS 

Hebrew letter

PES 

Greek letter/to jumble

PIS / PIED, PIEING or PIING, PIES 

second tone of diatonic musical scale

RES 

seventh tone of diatonic musical scale (ti)

SIS 

fifth tone of diatonic musical scale

SOS 

thanks

TAS 

seventh tone of diatonic musical scale

TIS 

one

UNS 

to raise

UPPED, UPPING, UPS 

musical tone in French solmization system

UTS 

woe

WOS 

Greek letter

XIS 

pizza

ZAS