Related Clues:

• Small speck
• Web address bit
• Morse unit
• Web-site address part
• E-mail address component
• Point to be made?
• Morse code E
• When said three times, finale suggesting uncertainty
• Freckle
• Braille unit
• Modern address part
• URL component
• URL punctuator
• It precedes any of the five circled "words"
• Polka finale?