l for london

l for laNdan

லண்டன் means London
ல=la
ண்=N
ட=da
ன்=n
இலங்கை (ilangai)  means Sri Lanka
இ=i
ல=la
ங்=ng
கை=gai
There are 12 vowels in Tamil.
They are 
அ(a as in ) ஆ (aa as in America)

இ(i as in pin) ஈ(ee as in see)
உ(u) ஊ(oo as in soon)
எ (e as game) ஏ(E)
ஐ(ai as in high) 
ஒ(o as hole) ஓ(O as in hope)
ஔ(au as in house)

In the above, the first vowel is the short vowel followed by long vowel.
There is a special letter ஃ called ayutha ezhuthu.
ezhuthu means letter/alphabet.
vowels are called uyir(life) ezhuthu and consonants are called maiezhuthu(body).
uyir means life and uyir ezhuthu and mai ezhuthu combine to form uyirmaiezhuthukkal.
To make plurals of words, we use kal/gal. 
for example, singular malar(flower) becomes plural malargal(flowers).
kaar - kaargal
kappal - kappalgal
megam - meganggal