and All the Many-Splendored Things in Between in Teenspeak - Jockspeak - Menglish - Slanglish - Spanglish
Gaylese - Americanese - Britspeak - Ozslang - Funetic
Populo-Vulgar Speech - T-Shirt & Net Shorthand
Pompo-Verbosity & other Figurative Lingos
Variations in male hormone levels during the day; the highest level of testosterone is usually in the morning which explains, in part, morning erections.