Your search for the conjunction léi’ because, inasmuch as, in view of the fact that
has returned 7 entries

Ch’ééh déyá léi’ t’óó hanáshyį́į́h.

try 1.go.P since just 1.rest.I

Doo hah shił ’ílwod da léi’ t’áá ’íídą́ą́’ da’oodą́ą́’ lá.

NEG quick me.with 3.drive.P NEG since already 3pl.eat.P discover

Doo hazhó’ó ’adiist’a’ da léi’ t’óó shaa daadloh.

NEG good reflex-1.hear.NI NEG since just me.at pl.3.laugh.I

Kii łį́į́’ yizloh léi’ yí’diiłííd.

Kii horse 3-3-rope.SP CONJ 3-3-brand.I

léi’

Shich’ahashkéé léi’ doo bíká ’iishyeed da.

1-3-upset.I since NEG 3-for 1-help.I NEG
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I didn’t help him/her since s/he was upset with me.

Tł’éédą́ą́’ t’áadoo hazhó’í ’ííłhaazh da léi’ bił nisin.

night.last NEG good 1.sleep.P NEG since sleepy 3-1.desire.NI
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I’m sleepy since I didn’t sleep well last night.