Rhyming ensemble ℛeth

Set 1: Rhymes in -eth

Rhyming words in stressed -eth [-'ęːθ]
from historical /-ɛθ/ (full list)
diveth AJ shameless
eth 33 went
eth MN odour
eth MN hearth
feth 13 defeats
freth AJ fluent
gweth CP worse
keth MN slave
keth AJ same
kweth FN cloth
leth MN milk
meth FN hearth
Penntreth NP Pentreath
pleth FN plait
seth FN arrow
seth MN jar
sketh MN tatter
soweth IJ alas
teth MN teat
treth MN beach
treth MN ferry
yeth FN language
Rhyming word in stressed -eth [-'ęːθ]
from historical /-œθ/
de'th 33 came
Rhyming words with stressed -eth [-'ęːθ]
from historical /-ɪθ/
nep-peth PN something
peth MN thing
veth AV at all
Rhyming word with stressed -eth [-'ęːθ]
from historical /-aθ/
hweth AV yet
Rhyming words with stressed -eth [-'ęːθ]
from historical /-aç/
feth MN face
pleth MN place

There are about 30 different rhyming words with unstressed -eth in the texts.
Those attested at least 5 times are:

Rhymes in unstressed -eth [-ɛθ]
(at least 5 attestations)
bythkweth AV never
haneth AV tonight

Set 2: Rhymes in -edh

Rhymes in stressed -edh [-'ęːð]
(full list)
a-gledh AV on the left
bedh MN grave
dredh 12 thou bringest
edh 12 thou goest
fredh AJ violent
gledh CN chickweed
gwedh FN aspect
gwledh FN banquet
gwredh 12 thou dost
hedh MN stag
hedh 72 stop!
kledh AJ left
medh MN mead
nedh CN nits
nedh 13 spins
sedh 13 sinks
stredh FN stream
yn-medh 13 says
ynwedh AV also
Rhyming word with stressed -edh [-'ęːð]
from historical /-œð/
he'dh AJ joyful
ke'dh AJ regret
Rhyming words with stressed -edh [-'ęːð]
from historical /-ɪð/
a'fedh 12 thou hast
bedh 13 will be
fedh FN faith
hanter-dedh MN midday

There are about 35 different rhyming words with unstressed -edh in the texts.
Those attested at least 5 times are:

Rhyming words with stressed -edh [-ɛð]
(at least 5 attestations)
a-bervedh AV inside
bolonjedh MN will
delledh 13 befits
diwedh MN end
eledh PL angels
gwiryonedh MN truth
myghternedh MN kingdom
privedh AJ private

Double rhymes

For double rhymes with -eth, click on the appropriate link.
-aneth.
-oleth.

Rhyming pairs in the texts

eth is a very common ensemble, with about 390 rhyming pairs in the texts.
Surprisingly though, there appear to be no such rhyming pairs in the first day of BK; why?