illegibility

legibility, understandability, usability, comprehensibility, intelligibility, brightness, kerning, formatting, conciseness, grayscale, halftone, accuracy, accessibility, typography, unobtrusiveness, reflectivity, glossiness, visual acuity, discoverability, conspicuity, translucency, portability, fonts, reproducibility, comprehension, luminous flux, tactility, transmittance, emissivity, brevity, pagination, visual, luminous intensity, prose, illuminance, interpretability, audibility, comprehensiveness, functionality, luminance, chromaticity, compactness, colorimetry, typographic, texture, luminous efficacy, punctuation, opacity, duotone, sans serif, concision, simplicity, stretchability, sharpness, eyestrain, waviness, recursion, mathematical notation, jaggy, antialiasing, uniformity, flatness, acrostics, chroma, autocorrect, tonality, mso, graininess, formes, speech intelligibility, exactness, fresnel lens, wordiness, paperlike, typeset, chromatic aberration, vividness, dimensionality, abstractness, serifs, operability, wysiwyg, granularity, typos, pixel, layout, illegibility, timeliness, cosmesis, verisimilitude, aesthetics, absorbency, plainness, ergonomics, user interface, typewriter keyboard, relevancy, salability, magnification, specificity, responsiveness, reliability, visibility, workability, durability, repeatability, efficiency, longevity, ability, effectiveness, liquidity, safety, scalability