List of line-initial words that only appear line-initially?

[Oocephalus]

I've just done this, using this as an opportunity to practice Perl. There are 1114 such words in  the Takahashi transcription. I've attached the list as a text file. 
Here are the frequencies of the initial letters:
a: 7
c: 2
ch: 15
cph: 3
cth: 7
d: 105
e: 5
f: 29
h: 1
k: 50
l: 14
o: 168
p: 195
q: 55
r: 9
s: 90
sh: 27
t: 141
x: 1
y: 189

The words occur with the following frequencies:
1: 1000 words
2: 84
3: 19
4: 4
5: 5
6: 1 (dcheo)
16: 1 (ychor)