Possible Clues:

• Like fine lines of article almost prepared
• Commonly, money (apart from euro) is thin
• Weak, though extremely willing
• In your study, barely noticeable
• Filamentous
• Like some yarns, half of them digested by youth leader
• Barely detectable, as a pulse
• Slender unfinished article prepared
• Like some yarn or article almost complete
• Lacking fullness, as a voice