 English - Welsh  Dictionary
I - fi
I am engaged - ydw i wedi dyweddio
I hope - gobeithio
I must - rhaid i
I need - mae arna i angen
I wonder - sgwn i, tybed
idea - syniad
ideal - delfryd, delfrydol
idle - ofer, segur
if - ai, os
if ever there was one - os bu un erioed
if you wish - os mynnwch
ignorance - anwybodaeth
ignore - anwybyddu
ill - gwael, tost, s�l
ill-gotten gains - budur-elw
illegal - anghyfreithlon
illegible - annarllenadwy
illegitimate children - plant siawns
illness - afiechyd
I'm sorry - mae ddrwg gyda fi
image - delwedd
imagination - dyfais
imagine - dyfalu, dychmygu, tybio
imitate - dynwared
immature - anaeddfed
immeasurable - yn ddifesur
immediately - union
immerse - trochi
immoral - anfoesol
immorality - anfoesoldeb
immortal - anfarwol
immune - anheintus
imperfect - amherffaith
impersonal - amhersonol
impetuous - byrbwyll
importance - pwys, pwysigrwydd
important - pwysig
impose - gorfodi
impossible - amhosibl, amhosib
impractical - anymarferol
impression - argraff
improbable - annhebygol
improve - gwella
improvement - gwellhad
in a mess - yn gawl
in all likelihood - yn �l pob tebyg
in case you - rhag iti
in connection with - yngl^yn �
in existence - i fodolaeth
in front of - o flaen
in good taste - chwaethus
in order to - i
in succession - yn olynol
in tatters - yn yfflon
in the same way - yn yr un modd
in their wake - i'w canlyn
in vain - yn ofer
inborn - cynhenid
incite - annog
include - cynnwys
incomprehensible - annealladwy
inconsistent - anghyson
inconvenient - anghyfleus
increase - amlhau, cynyddu
increasing - cynyddol
incredible - anhygoel
indecent - anweddus
indeed - yn wir
indefinite - amhendant
independent - annibynnol
indicate - arwyddoc�u
indifferent - difraw
indigestion - diffyg treuliad
indignation - soriant
indirect - anuniongyrchol
ineffectual - aneffeithiol
inertia - trymedd
inevitable - anochel, anorfod
inexplicable - anesboniadwy
infect - heintio
infectious - heintus
infer - casglu
inferior - is-raddol
inflame - ennyn
inflamed - enynnol
inflammation - llid
influence - dylanwad
influential - dylanwadol
inform - hysbysu
infrequent - anaml
infringe - diddymu
inhabitant - preswylydd
inhabitants - trigolion
inheritance - dreftadaeth, etifeddiaeth
initial - cychwynnol
injure - anafu
injury - niwed, anaf
injustice - anghyfiawnder
inn - tafarn
innocently - yn ddiniwed
inquire - holi
insatiable - anniwall
insect - pryf
inside - i mewn
insinuate - ensynio
insinuation - ensyniad
insist - mynnu
inspect - archwilio
instead of - yn lle
instructions - cyfarwyddiadau
instrument - ermyg, teclyn
intend - amcanu, bwriadu
intended - darpar
intention - amcan, bwriad
intercourse - cnwch
interest - diddordeb
interesting - diddorol
interfere - ymyrryd
interjection - ebychiad
intermarry - cydbriodi
international - rhyngwladol
interpret - dehongli
interpretation - dehongliad
interrogation - holiad
interrupt - torri ar draws
interview - cyfweld
into - i mewn i
intoxicating - yn feddwol
introduce - rhagarwain
introduction - cyflwyniad
introvert - mewnblyg
invention - dyfais
investigation - archwiliad, ymchwiliad
invitation - gwahoddiad
invite - gwadd
invoice - anfoneb
Ireland - Iwerddon
Irish - Gwyddeleg
Irishman - Gwyddel
irresponsible - anghyfrifol
irrigate - dyfrhau
irrigation - dyfrhad
irritation - enyniad
is not - onid
it - ef
it seems - mae'n debyg
itching to - ysu am
ivory - morfil
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This dictionary is dedicated to the memory of Emrys Rees of Carmarthen (1918 - 2006).
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