I'll give an example. A- Andorian B- Betazoid C- Cardassian D- Doctor McCoy E- "Energize." F- Ferengi G- Generations H- Heavy class cruiser. I- Ion storm. J- J class starship. K- K-7 space sation. L- Leonard Nimoy. M- Majel Roddenberry. N- Nemesis. O- Original Series. P- Picard. Q- Q. R- Replicator. S- Spock. T- Tribble. U- Undine. V- Voyager. W-Wrath of Khan. X- XII. (Number of movies so far.) Y- Yeoman. Z- Zachary Quinto.