| | S/N | Category | Neologism | Reference |
| | 1 | Process, operation, quality, materials, machine, methods, maintenance | Six Sigma 4.0 | [57] | | Service 4.0 | [58, 59] | | Excellence 4.0 | [60] | | Workstation Interaction 4.0, OWI 4.0 | [61] | | Operator 4.0, O4.0 | [6, 62, 63] | | Machine Tool 4.0 | [64] | | Forming 4.0 | [65] | | Robotics 4.0 | [66] | | Lean 4.0 | [67, 68] | | Quality 4.0 | [69, 70] | | Machine Shop 4.0 | [71] | | Value Stream Method 4.0 | [72] | | Maintenance 4.0 | [8] | | Assembly 4.0 | [73, 74] | | Material 4.0 | [75] | | Paint Shop 4.0 | [76] | | Industrial Maintenance 4.0 | [77] |
| | 2 | Industry (oil and gas, manufacturing, agriculture, engineering and technology, construction, pharmaceutical, textiles and apparel, energy, and web) | Fashion 4.0 | [78, 79] | | Airport 4.0 | [58] | | Industrial 4.0 | [80] | | Agriculture 4.0 | [81] | | Farming 4.0 | [82, 83] | | Landwirtschaft 4.0 | [82] | | Pharma 4.0 | [84] | | Industrial Revolution 4.0, IR4.0 | [85–89] | | Apparel 4.0 | [90] | | Technology 4.0 | [91] | | Service Engineering 4.0 | [92] | | Construction 4.0 | [93] | | Oil and Gas 4.0 | [94] | | Agri-Food 4.0 | [95–98] | | Energy 4.0 | [99, 100] | | Web 4.0 | [101] | | Energy Cloud 4.0 | [102] | | Energy System 4.0 | [103] | | Manufacturing 4.0 | [104] |
| | 3 | Education and training | Education 4.0 | [105] | | Teaching Factory 4.0 | [106] | | Literacy 4.0 | [107] | | Learning 4.0 | [108] | | Teaching I4.0 | [109] | | Academic Course 4.0 | [110] | | University 4.0 | [111] | | University in the Form 4.0 | [112] | | ECLECTIC 4.0 | [113] | | Human Capital 4.0 | [114] | | Engineering Education 4.0 | [115] | | iNduce 4.0 | [116] |
| | 4 | Logistics, supply chain, services and financial inclusion, healthcare | Healthcare Logistic 4.0 | [117, 118] | | Logistics 4.0 | [119] | | Healthcare 4.0, H4.0 | [120] | | Health 4.0 | [121] | | Hospital 4.0 | [122, 123] | | Electric Utility 4.0 | [124] | | Logistics Center 4.0 | [125] | | Market 4.0 | [126] | | Marketing 4.0 | [127, 128] | | Maritime 4.0 | [129] | | Shipping 4.0 | [130] | | Enterprise 4.0 | [131] | | Supply Chain 4.0 | [132, 133] | | Care 4.0 | [134] | | Retail 4.0 | [135, 136] | | Post 4.0 | [137] | | Distribution 4.0 | [138] | | Warehousing 4.0 | [138] | | Warehouse 4.0 | [139, 140] | | Delivery Process Maturity Model 4.0, DPMM 4.0 | [141] | | Procurement 4.0 | [142] | | Customer 4.0 | [127] | | Consumer 4.0 | [143] | | Finance 4.0 | [144] | | Bank 4.0 | [145] |
| | 5 | Society, government, economy, human resource, workforce, management, leadership, globalization | Smart HR 4.0, SHR 4.0 | [146] | | Knowledge Management 4.0, KM 4.0 | [147, 148] | | Leadership 4.0 | [149, 150] | | Building Management 4.0 | [151] | | Neighborhood 4.0 | [152] | | Arbeit 4.0 | [153] | | Work 4.0 | [53, 154] | | HR 4.0 | [155] | | HRM 4.0 | [156] | | Controlling 4.0 | [157] | | Globalization 4.0 | [158] | | Society 4.0 | [159] | | Supply Chain Management 4.0 | [160] | | Inventory Management 4.0 | [138] | | Order Management 4.0 | [138] | | E-government 4.0 or e-Government 4.0 | [161] | | Development 4.0 | [162] | | Skills 4.0 | [163] | | Professional Competence 4.0 | [164] |
| | 6 | Others and beyond “4.0” | Thailand 4.0 | [165, 166] | | Generation 4.0 | [167] | | Revolution 4.0 | [168] | | Digital 4.0 | [142] | | Quality 5.0 | [70] | | Society 5.0 | [169, 170] | | Agriculture 5.0 | [171, 172] | | Industry 5.0 | [173–175] |
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